package com.bill99mpp.demo.rsa;

import java.io.InputStream;

public abstract class LimitedInputStream extends InputStream {
	protected final InputStream _in;
	private int _limit;

	LimitedInputStream(InputStream in, int limit) {
		this._in = in;
		this._limit = limit;
	}

	int getRemaining() {
		// TODO: maybe one day this can become more accurate
		return _limit;
	}

	protected void setParentEofDetect(boolean on) {
		if (_in instanceof IndefiniteLengthInputStream) {
			((IndefiniteLengthInputStream) _in).setEofOn00(on);
		}
	}
}
